Chain tightener

Details Chain tightener Chain tightener

1986-10-29

1988-09-06

Levy, Stuart S.

Implements or apparatus for applying pushing or pulling force

Portable implements or apparatus for tensioning flexible...

Including expansible chamber fluid motor drive

24 68CT, 254 93R, B25B 2500, B66F 324

Patent

active

047687533

ABSTRACT:
A chain tightener to tighten chains on a tractor or vehicle tire. The tightener comprises first and second spreader members, a frame consisting of a base portion and a longitudinal member extending between the base portion and the first spreader member. A longitudinal reinforcement member is mounted between the first spreader member and the base portion of the frame. The second spreader member reciprocates on the longitudinal member. A hydraulic cylinder is mounted and exerts force between the second spreader member and the base portion of the frame.

REFERENCES:
patent: 2100564 (1937-11-01), Mandl et al.
patent: 2383061 (1945-08-01), Johnson
patent: 3016603 (1962-01-01), Rutland
patent: 3150859 (1964-09-01), Payne
patent: 3411748 (1968-11-01), Fortune
patent: 3946988 (1976-03-01), Kehren
patent: 4157171 (1979-06-01), Hassel.ang.s
patent: 4201367 (1980-05-01), Konen

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